diff --git a/ChangeLog b/ChangeLog
index a8f783ef0f..2e2e356468 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Mon Jul  3 10:44:01 2006  Nobuyoshi Nakada  <nobu@ruby-lang.org>
+
+	* io.c (popen_exec): close file descriptors other than standard I/Os.
+	  fixed: [ruby-dev:28924]
+
 Mon Jul  3 05:15:29 2006  GOTOU Yuuzou  <gotoyuzo@notwork.org>
 
 	* test/openssl/test_asn1.c: String#[]= doesnt't accept Integer.
@@ -26,7 +31,7 @@ Sun Jul  2 18:42:27 2006  Minero Aoki  <aamine@loveruby.net>
 
 Sun Jul  2 11:22:03 2006  Tanaka Akira  <akr@m17n.org>
 
-	* io.c (io_reopen): STDOUT.reopen(filename, "w+") didn't work. 
+	* io.c (io_reopen): STDOUT.reopen(filename, "w+") didn't work.
 	(rb_io_reopen): STDOUT.reopen(File.open(filename, "w+")) didn't work.
 
 Sat Jul  1 23:55:42 2006  Yukihiro Matsumoto  <matz@ruby-lang.org>
diff --git a/io.c b/io.c
index 3d0e1632ca..450c39e338 100644
--- a/io.c
+++ b/io.c
@@ -2950,11 +2950,7 @@ popen_exec(void *pp)
 
     popen_redirect(p);
     for (fd = 3; fd < NOFILE; fd++) {
-#ifdef FD_CLOEXEC
-	fcntl(fd, F_SETFL, FD_CLOEXEC);
-#else
 	close(fd);
-#endif
     }
     return rb_exec(&p->exec);
 }